We are manufacturer, professional sound amplifier. 1, 380W. 2, 6channel outputs. 3, Output transformer control audio ... ±10%/50Hz 90*485*430We are manufacturer, professional sound amplifier.1. Built in reliable protection circuit for shortcut ... Input level indicator in 5 LED3. There are 2 ways of microphone input, Mic1 has mute function to ... own volume separately 6 CH Mixing power sound amplifier